sim/d10v/ChangeLog

   1 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * configure: Regenerate.
   4
   5 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * config.in, configure: Regenerate.
   8         * interp.c, simops.c: Delete HAVE_STRING_H, HAVE_STRINGS_H,
   9         HAVE_STDLIB_H, and strings.h include.
  10
  11 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  12
  13         * d10v_sim.h (State): Change to an extern.
  14         * interp.c (State): Define.
  15
  16 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  17
  18         * configure: Regenerate.
  19
  20 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  21
  22         * configure.ac (SIM_AC_OPTION_WARNINGS): Pass "no".
  23         * configure: Regenerate.
  24
  25 2021-01-08  Mike Frysinger  <vapier@gentoo.org>
  26
  27         * configure: Regenerate.
  28
  29 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  30
  31         * configure: Regenerate.
  32
  33 2017-09-06  John Baldwin  <jhb@FreeBSD.org>
  34
  35         * configure: Regenerate.
  36
  37 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  38
  39         * config.in, configure: Regenerate.
  40
  41 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  42
  43         * configure: Regenerate.
  44
  45 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  46
  47         * configure.ac (SIM_AC_OPTION_ENVIRONMENT): Delete call.
  48         * configure: Regenerate.
  49
  50 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  51
  52         * configure: Regenerate.
  53
  54 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  55
  56         * configure: Regenerate.
  57
  58 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  59
  60         * configure.ac (SIM_AC_OPTION_INLINE): Delete call.
  61         * configure: Regenerate.
  62
  63 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  64
  65         * configure: Regenerate.
  66
  67 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  68
  69         * configure: Regenerate.
  70
  71 2016-01-09  Mike Frysinger  <vapier@gentoo.org>
  72
  73         * config.in, configure: Regenerate.
  74
  75 2016-01-06  Mike Frysinger  <vapier@gentoo.org>
  76
  77         * interp.c (sim_open): Mark argv const.
  78         (sim_create_inferior): Mark argv and env const.
  79
  80 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
  81
  82         * endian.c (get_word): Delete all arch/big endian logic.
  83         (get_longword, write_word, write_longword): Likewise.
  84
  85 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  86
  87         * interp.c (sim_open): Update sim_parse_args comment.
  88
  89 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  90
  91         * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
  92         * configure: Regenerate.
  93
  94 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
  95
  96         * configure: Regenerate.
  97
  98 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
  99
 100         * wrapper.c (d10v_reg_store, d10v_reg_fetch): Define.
 101         (sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
 102         (sim_store_register): Rename to ...
 103         (d10v_reg_store): ... this.  Rename cpu to sd.
 104         (sim_fetch_register): Rename to ...
 105         (d10v_reg_fetch): ... this.  Rename cpu to sd.
 106
 107 2015-12-27  Mike Frysinger  <vapier@gentoo.org>
 108
 109         * Makefile.in (SIM_OBJS): Delete sim-hload.o.
 110
 111 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
 112
 113         * config.in, configure: Regenerate.
 114
 115 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 116
 117         * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
 118
 119 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 120
 121         * interp.c (sim_open): Delete sim_create_inferior call.
 122
 123 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 124
 125         * d10v_sim.h (d10v_callback): Delete.
 126         * interp.c (d10v_callback): Delete.
 127         (do_long, do_2_short, do_parallel, set_dmap_register,
 128         set_imap_register, xfer_mem, dmem_addr, imem_addr, sim_info,
 129         sim_create_inferior): Replace d10v_callback->printf_filtered
 130         with sim_io_printf.
 131         (sim_open): Delete d10v_callback assignment.
 132         * simops.c (move_to_cr, trace_input_func, do_trace_output_flush,
 133         do_trace_output_finish, trace_output_40, trace_output_32,
 134         trace_output_16, trace_output_void, trace_output_flag, OP_5F20,
 135         OP_5201, OP_27000000, OP_3220, OP_3400, OP_3000, OP_6C1F, OP_6C01,
 136         OP_6E1F, OP_6E01): Replace d10v_callback->printf_filtered with
 137         sim_io_printf and d10v_callback->flush_stdout with
 138         sim_io_flush_stdout.
 139         (OP_5F00): Likewise.  Rename d10v_callback to cb.
 140
 141 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 142
 143         * Makefile.in (SIM_OBJS): Add sim-reason.o, sim-resume.o, and
 144         sim-stop.o.
 145         * d10v_sim.h (struct d10v_memory): Delete fault member.
 146         (struct _state): Delete exception member.
 147         * interp.c (lookup_hash): Call sim_engine_halt instead of setting
 148         State.exception.
 149         (do_2_short, do_parallel): Delete State.exception checks.
 150         (sim_size): Mark static.
 151         (map_memory): Call sim_engine_halt instead of returning fault.
 152         Call xcalloc instead of calloc and checking the return.
 153         (dmem_addr): Call sim_engine_halt when phys_size is 0.
 154         (imem_addr): Likewise.
 155         (stop_simulator, sim_stop, sim_stop_reason): Delete.
 156         (sim_resume): Rename to ...
 157         (step_once): ... this.  Delete State.exception code and move
 158         siggnal checking to sim_engine_run.
 159         (sim_engine_run): New function.
 160         * simops.c (EXCEPTION): Define.
 161         (move_to_cr): Call EXCEPTION instead of setting State.exception.
 162         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 163         OP_6601, OP_6201, OP_6200, OP_33010000, OP_5201, OP_27000000,
 164         OP_2F000000, OP_3220, OP_3200, OP_3400, OP_3000, OP_34000000,
 165         OP_6800, OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000,
 166         OP_6A00, OP_6E1F, OP_6A01, OP_6E01, OP_37010000, OP_5FE0): Likewise.
 167         (OP_5F20): Call sim_engine_halt instead of setting State.exception.
 168         (OP_5F00): Call sim_engine_halt and EXCEPTION instead of setting
 169         State.exception.
 170
 171 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 172
 173         * d10v_sim.h (struct simops): Add SIM_DESC and SIM_CPU to func args.
 174         (SET_CREG, SET_HW_CREG, SET_PSW_BIT): Pass sd and cpu to move_to_cr.
 175         (dmem_addr, imem_addr, move_to_cr): Add SIM_DESC and SIM_CPU args.
 176         (RB, SW, RW, SLW, RLW): Pass sd and cpu to dmem_addr.
 177         * endian.c: Change d10v_sim.h include to sim-main.h.
 178         * gencode.c: Likewise.  Add SIM_DESC and SIM_CPU args to all OPs.
 179         * interp.c (lookup_hash, do_long, do_2_short, do_parallel,
 180         map_memory, set_dmap_register, dmap_register, set_imap_register,
 181         imap_register, sim_d10v_translate_dmap_addr, xfer_mem,
 182         sim_d10v_translate_imap_addr, sim_d10v_translate_addr): Add
 183         SIM_DESC and SIM_CPU args and adjust all callers.
 184         (trace_sd): Delete.
 185         (sim_open): Do not assign trace_sd.
 186         (sim_resume, sim_create_inferior, sim_fetch_register,
 187         sim_store_register): Set up cpu from the first one in sd.
 188         * simops.c (move_to_cr): Add SIM_DESC and SIM_CPU args.
 189         (trace_input_func, trace_input, do_trace_output_finish,
 190         do_trace_output_finish, trace_output_40, trace_output_32,
 191         trace_output_16, trace_output_void, trace_output_flag): Add
 192         SIM_DESC arg.
 193         (trace_input_func): Likewise.  Change trace_sd to sd.
 194         (OP_*): Add SIM_DESC and SIM_CPU args to all OP funcs.
 195
 196 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
 197
 198         * interp.c (sim_close): Delete.
 199
 200 2015-11-10  Mike Frysinger  <vapier@gentoo.org>
 201
 202         * interp.c (sim_d10v_translate_dmap_addr): Mark static.
 203         (sim_d10v_translate_imap_addr): Likewise.
 204         (sim_d10v_translate_addr): Likewise.
 205
 206 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
 207
 208         * configure: Regenerate.
 209
 210 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 211
 212         * configure: Regenerate.
 213
 214 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 215
 216         * configure: Regenerate.
 217
 218 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 219
 220         * sim-main.h (SIM_CPU): Delete.
 221
 222 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 223
 224         * sim-main.h (sim_cia): Delete.
 225
 226 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 227
 228         * sim-main.h (CIA_GET, CIA_SET): Delete.
 229
 230 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 231
 232         * interp.c (d10v_pc_get, d10v_pc_set): New functions.
 233         (sim_open): Declare new local var i.  Call CPU_PC_FETCH &
 234         CPU_PC_STORE for all cpus.
 235
 236 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 237
 238         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
 239         * sim-main.h (STATE_CPU): Delete.
 240
 241 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 242
 243         * configure: Regenerate.
 244
 245 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
 246
 247         * Makefile.in (SIM_OBJS): Delete sim-engine.o.
 248
 249 2015-04-02  Mike Frysinger  <vapier@gentoo.org>
 250
 251         * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
 252         (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
 253         GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
 254
 255 2015-04-01  Mike Frysinger  <vapier@gentoo.org>
 256
 257         * interp.c (sim_set_profile, sim_set_profile_size): Delete.
 258
 259 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 260
 261         * Makefile.in (simops.o): New rule.
 262
 263 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 264
 265         * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
 266         (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
 267         * interp.c: Delete run-sim.h and d10v_sim.h includes.  Include
 268         sim-main.h and sim-options.h.
 269         (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
 270         text, text_start, text_end, decode_pc, sim_set_profile,
 271         sim_set_profile_size, sim_set_trace, sim_set_callbacks,
 272         sim_trace, sim_do_command, sim_load): Delete.
 273         (INLINE): Delete define.
 274         (free_state): New function.
 275         (trace_sd): Declare global variable.
 276         (sim_open): Rewrite to use new common logic.
 277         (sim_close): Delete body.
 278         * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
 279         (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
 280         * sim-main.h: New file.
 281         * simops.c: Change d10v_sim.h include to sim-main.h.
 282         (trace_input_func): Rewrite pc checks to use trace_sd.
 283
 284 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 285
 286         * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
 287         * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
 288         ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
 289         (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
 290
 291 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 292
 293         * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
 294         (gencode): Add $(BUILD_LDFLAGS).
 295         * endian.c (get_word, get_longword, get_longlong, write_word,
 296         write_longword, write_longlong): Convert old style prototypes.
 297         * gencode.c: Include string.h.
 298         (main): Convert old style prototype.
 299         (write_header): Convert old style prototype and fix printf format.
 300         (write_template, write_opcodes): Likewise.
 301         (check_opcodes): Mark static void.
 302         * interp.c: Include inttypes.h and run-sim.h.
 303         (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
 304         add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
 305         sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
 306         sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
 307         sim_store_register, sim_do_command, sim_load): Convert old style
 308         prototypes.
 309         (sim_create_inferior): Fix pointer cast to use uintptr_t.
 310         * simops.c (strrchr): Delete prototype.
 311         (trace_input_func): Mark name static.
 312         (trace_input_func, trace_output_void, trace_output_flag): Convert old style
 313         prototypes.
 314         (OP_*): Convert old style prototypes.
 315
 316 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 317
 318         * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
 319         * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
 320         SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
 321         SIM_AC_OPTION_INLINE.
 322         * config.in, configure: Regenerate.
 323         * interp.c (sim_trace): Define.
 324
 325 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 326
 327         * config.in, configure: Regenerate.
 328
 329 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 330
 331         * Makefile.in (SIM_EXTRA_CFLAGS): Add
 332         -DSIM_USE_DEPRECATED_RUN_FRONTEND.
 333         (SIM_RUN_OBJS): Set to run.o.
 334
 335 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 336
 337         * configure.ac (AC_CHECK_HEADERS): Delete.
 338         * aclocal.m4, configure: Regenerate.
 339
 340 2014-08-19  Alan Modra  <amodra@gmail.com>
 341
 342         * configure: Regenerate.
 343
 344 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 345
 346         * configure: Regenerate.
 347         * config.in: Regenerate.
 348
 349 2014-03-10  Mike Frysinger  <vapier@gentoo.org>
 350
 351         * interp.c (sim_do_command): Add const to cmd.
 352
 353 2014-03-05  Mike Frysinger  <vapier@gentoo.org>
 354
 355         * interp.c (sim_load): Add const to prog.
 356
 357 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 358
 359         * configure: Regenerate.
 360
 361 2013-09-23  Alan Modra  <amodra@gmail.com>
 362
 363         * configure: Regenerate.
 364
 365 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 366
 367         * aclocal.m4, configure: Regenerate.
 368
 369 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 370
 371         * configure: Rebuild.
 372
 373 2012-06-19  Joel Brobecker  <brobecker@adacore.com>
 374
 375         * interp.c: #include "config.h" instead of "sysdep.h".
 376         Add conditional include of string.h or strings.h, as well as
 377         conditional include of stdlib.h.
 378
 379 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 380
 381         * config.in, configure: Regenerate.
 382
 383 2012-05-24  Pedro Alves  <palves@redhat.com>
 384
 385         PR gdb/7205
 386
 387         Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
 388
 389 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 390
 391         * aclocal.m4, config.in, configure: Regenerate.
 392
 393 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 394
 395         * aclocal.m4: New file.
 396         * configure: Regenerate.
 397
 398 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 399
 400         * configure.ac: Change include to common/acinclude.m4.
 401
 402 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 403
 404         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 405         call.  Replace common.m4 include with SIM_AC_COMMON.
 406         * configure: Regenerate.
 407
 408 2010-04-14  Mike Frysinger  <vapier@gentoo.org>
 409
 410         * interp.c (sim_write): Add const to buffer arg.
 411
 412 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 413
 414         * configure: Regenerate.
 415
 416 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 417
 418         * config.in: Regenerate.
 419         * configure: Likewise.
 420
 421         * configure: Regenerate.
 422
 423 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 424
 425         * configure: Regenerate to track ../common/common.m4 changes.
 426         * config.in: Ditto.
 427
 428 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 429             Daniel Jacobowitz  <dan@codesourcery.com>
 430             Joseph Myers  <joseph@codesourcery.com>
 431
 432         * configure: Regenerate.
 433
 434 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 435
 436         * acconfig.h: Remove.
 437         * config.in: Regenerate.
 438
 439 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 440
 441         * configure: Regenerated.
 442
 443 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 444
 445         * configure: Regenerated.
 446
 447 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 448
 449         * configure: Regenerated.
 450
 451 2006-04-18  Nick Clifton  <nickc@redhat.com>
 452
 453         * interp.c (sim_stop_reason): Fix typo.
 454
 455 2005-11-28  Mark Mitchell  <mark@codesourcery.com>
 456
 457         * interp.c (gdb/signals.h): Include it.
 458         (sim_stop_reason): Use TARGET_SIGNAL_*.
 459
 460 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 461
 462         * configure: Regenerate.
 463
 464 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 465
 466         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 467         explicit call to AC_CONFIG_HEADER.
 468         * configure: Regenerate.
 469
 470 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 471
 472         * configure.ac: Update to use ../common/common.m4.
 473         * configure: Re-generate.
 474
 475 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 476
 477         * configure: Regenerated to track ../common/aclocal.m4 changes.
 478
 479 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 480
 481         * configure.ac: Rename configure.in, require autoconf 2.59.
 482         * configure: Re-generate.
 483
 484 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 485
 486         * configure: Regenerate for ../common/aclocal.m4 update.
 487
 488 2004-06-28  Andrew Cagney  <cagney@gnu.org>
 489
 490         * interp.c (sim_resume): Rename ui_loop_hook to
 491         deprecated_ui_loop_hook.
 492
 493 2003-10-30  Andrew Cagney  <cagney@redhat.com>
 494
 495         * simops.c: Replace "struct symbol_cache_entry" with "struct
 496         bfd_symbol".
 497
 498 2003-06-22  Andrew Cagney  <cagney@redhat.com>
 499
 500         * interp.c (xfer_mem): Simplify.  Only do a single partial
 501         transfer.  Problem reported by Tom Rix.
 502
 503 2003-05-07  Andrew Cagney  <cagney@redhat.com>
 504
 505         * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
 506         (sim_d10v_translate_imap_addr): Ditto.
 507         (sim_d10v_translate_dmap_addr): Ditto.
 508         (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
 509         (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
 510         (dmap_register, imap_register): Add "regcache" parameter.
 511         (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
 512         (sim_fetch_register): Pass NULL regcache to imap_register and
 513         dmap_register.
 514
 515 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 516
 517         * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
 518
 519 2002-11-13  Andrew Cagney  <cagney@redhat.com>
 520
 521         * simops.c: Include <string.h>.
 522
 523 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 524
 525         * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
 526
 527 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 528
 529         * configure: Regenerated to track ../common/aclocal.m4 changes.
 530
 531 2002-06-13  Tom Rix  <trix@redhat.com>
 532
 533         * interp.c (xfer_mem): Fix transfers across multiple segments.
 534
 535 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 536
 537         * Makefile.in (INCLUDE): Update path to callback.h.
 538         * gencode.c: Do not include "callback.h".
 539         * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 540         * interp.c: Ditto.
 541
 542 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 543
 544         * interp.c (sim_fetch_register): Fix name of enum used in cast.
 545         (sim_store_register): Ditto.
 546
 547 2002-06-02  Elena Zannoni  <ezannoni@redhat.com>
 548
 549         From Jason Eckhardt <jle@redhat.com>
 550         * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
 551         less than MOD_S (post-decrement).
 552
 553 2002-06-01  Andrew Cagney  <ac131313@redhat.com>
 554
 555         * interp.c (sim_fetch_register, sim_store_register): Use a switch
 556         statement and enums from "sim-d10v.h".
 557
 558 2002-05-28  Elena Zannoni  <ezannoni@redhat.com>
 559
 560         * interp.c (sim_create_inferior): Add comment.
 561
 562         From Alan Matsuoka <alanm@redhat.com>:
 563         From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
 564         * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
 565         (OP_4401): Output "mvf0t" instead of "mf0t".
 566         (OP_460B): Do not output a flag register.
 567         (OP_4609): Do not output a flag register.
 568
 569 2002-05-23  Andrew Cagney  <ac131313@redhat.com>
 570
 571         * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
 572         * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
 573
 574 2001-08-01  John R. Moore  <jmoore@redhat.com>
 575
 576         * interp.c (sim_create_inferior): Removed a hack that stated
 577         it was setting r0/r1 with argc/argv.
 578
 579 2001-04-15  J.T. Conklin  <jtc@redback.com>
 580
 581         * Makefile.in (simops.o): Add simops.h to dependency list.
 582
 583 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 584
 585         * configure: Regenerated to track ../common/aclocal.m4 changes.
 586
 587 Tue Apr 18 16:26:41 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 588
 589         * interp.c (sim_resume): Deliver SIGILL.
 590         (lookup_hash): Do not print SIGILL message.
 591
 592 Tue Feb 22 18:24:56 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 593
 594         * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
 595         * interp.c (sim_set_trace): Replace sim_trace.  Enable tracing.
 596
 597 Tue Feb  8 17:41:12 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 598
 599         * d10v_sim.h (SIG_D10V_BUS): Define.
 600
 601         * simops.c (address_exception): Delete function.
 602         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 603         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 604         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 605         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
 606         address_exception with code that sets SIG_D10V_BUS.
 607
 608         * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
 609         error to the simulator before resuming execution.
 610         (sim_trace): Check stop reason and use that to determine sim_trace
 611         return value.
 612         (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
 613         sigrc.
 614
 615 Tue Jan 18 16:07:42 MST 2000    Diego Novillo <dnovillo@cygnus.com>
 616
 617         * interp.c (sim_create_inferior): Change internal initial value for
 618         DMAP2 to 0x2000.
 619
 620 Mon Jan  3 02:06:07 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 621
 622         * interp.c (lookup_hash): Stop the update of the PC when there was
 623         an illegal instruction exception.
 624
 625 Mon Jan  3 00:14:33 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 626
 627         * simops.c (address_exception): New function.
 628         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 629         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 630         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 631         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
 632         and "st2w" check that the address is aligned.
 633
 634 1999-12-30  Chandra Chavva   <cchavva@cygnus.com>
 635
 636         * d10v_sim.h (INC_ADDR): Added code to assign
 637         proper address for loads with predec operations.
 638
 639 1999-11-25  Nick Clifton  <nickc@cygnus.com>
 640
 641         * simops.c (OP_4E0F): New function: Simulate new bit pattern for
 642         cpfg instruction.
 643
 644 Fri Oct 29 18:34:28 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 645
 646         * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
 647         DPSW and BPSW.
 648
 649 Thu Oct 28 01:26:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 650
 651         * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
 652         (PSW_HW_MASK): Declare.
 653
 654         * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
 655         (SET_CREG, SET_PSW_BIT): Update.
 656         (SET_HW_CREG, SET_HW_PSW): Define.
 657
 658 Sun Oct 24 21:38:04 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 659
 660         * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
 661         for DMAP3.
 662
 663 Sun Oct 24 16:04:16 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 664
 665         * interp.c (sim_d10v_translate_addr): New function.
 666         (xfer_mem): Rewrite.  Use sim_d10v_translate_addr.
 667         (map_memory): Make INLINE.
 668
 669 Sun Oct 24 13:45:19 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 670
 671         * interp.c (sim_d10v_translate_dmap_addr): New function.
 672         (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr.  Change
 673         offset parameter to type uint16.
 674         * d10v_sim.h (dmem_addr): Update declaration.
 675
 676 Sun Oct 24 13:07:31 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 677
 678         * interp.c (imap_register, set_imap_register, dmap_register,
 679         set_imap_register): Use map_memory.
 680         (DMAP): Update.
 681         (sim_create_inferior): Initialize all DMAP registers.  NOTE that
 682         DMAP2, in internal memory mode, is set to 0x0000 and NOT
 683         0x2000. This is consistent with the older d10v boards.
 684
 685 Sun Oct 24 11:22:12 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 686
 687         * interp.c (sim_d10v_translate_imap_addr): New function.
 688         (imem_addr): Rewrite.  Use sim_d10v_translate_imap_addr.
 689         (last_from, last_to): Declare.
 690
 691 Sun Oct 24 01:21:56 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 692
 693         * d10v_sim.h (struct d10v_memory): Define.  Support very long
 694         memories.
 695         (struct _state): Replace imem, dmem and umem by mem.
 696         (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
 697         DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
 698
 699         * interp.c (map_memory): New function.
 700         (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
 701         (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
 702         (IMEM_SIZEDMEM_SIZE): Delete.
 703
 704 Sat Oct 23 20:06:58 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 705
 706         * interp.c: Include "sim-d10v.h".
 707         (imap_register, set_imap_register, dmap_register,
 708         set_dmap_register, spi_register, spu_register, set_spi_register,
 709         set_spu_register): New functions.
 710         (sim_create_inferior): Update.
 711         (sim_fetch_register, sim_store_register): Rewrite.  Use enums
 712         defined in sim-d10v.h.
 713
 714         * d10v_sim.h (DEBUG_MEMORY): Define.
 715         (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
 716
 717 Sat Oct 23 18:41:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 718
 719         * interp.c (sim_open): Allow a debug value to be passed to the -t
 720         option.
 721         (lookup_hash): Don't exit on an illegal instruction.
 722         (do_long, do_2_short, do_parallel): Check for failed instruction
 723         lookup.
 724
 725 Mon Oct 18 18:03:24 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 726
 727         * simops.c (OP_3220): Fix trace output for illegal accumulator
 728         message.
 729
 730 1999-09-14  Nick Clifton  <nickc@cygnus.com>
 731
 732         * simops.c: Disable setting of DM bit in PSW.
 733
 734 Wed Sep  8 19:34:55 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 735
 736         * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
 737         (trace_input_func): Added support for OP_MEMREF3.
 738         (OP_32010000): New instruction ld.
 739         (OP_33010000): New instruction ld2w.
 740         (OP_5209): New instruction sac.
 741         (OP_4209): New instruction sachi.
 742         (OP_3220): New instruction slae.
 743         (OP_36010000): New instruction st.
 744         (OP_37010000): New instruction st2w.
 745
 746 1999-09-09  Stan Shebs  <shebs@andros.cygnus.com>
 747
 748         * interp.c (old_segment_mapping): New global.
 749         (xfer_mem): Change the default segment mapping to be the way
 750         that Mitsubishi prefers, but use the previous mapping if
 751         old_segment_mapping is true.
 752         (sim_open): Add an option -oldseg to get the old mapping.
 753         (sim_create_inferior): Init mapping registers based on the
 754         value of old_segment_mapping.
 755
 756 1999-09-07  Nick Clifton  <nickc@cygnus.com>
 757
 758         * simops.c (OP_6601): Do not write back decremented address if
 759         either of the destination registers was the same as the address
 760         register.
 761         (OP_6201): Do not write back incremented address if either of the
 762         destination registers was the same as the address register.
 763
 764 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 765
 766         * configure: Regenerated to track ../common/aclocal.m4 changes.
 767
 768 1999-05-08  Felix Lee  <flee@cygnus.com>
 769
 770         * configure: Regenerated to track ../common/aclocal.m4 changes.
 771
 772 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 773
 774         * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
 775         defined).
 776         (sim_resume): If the counter has expired, call the ui_loop_hook,
 777         if defined.
 778         (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
 779         ui_loop_hook calls.
 780         * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
 781
 782 Wed Mar 10 19:32:13 1999  Nick Clifton  <nickc@cygnus.com>
 783
 784         * simops.c: If load instruction with auto increment/decrement
 785         addressing is used when the destination register is the same as
 786         the address register, then ignore the auto increment/decrement.
 787
 788 Wed Mar 10 19:32:13 1999  Martin M. Hunt  <hunt@cygnus.com>
 789
 790         * simops.c (OP_5F00): Ifdef SYS_stat case because
 791         not all systems have it defined.
 792
 793 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 794
 795         * simops.c (OP_5607): Correct saturation comparison/assignment.
 796         (OP_1201, OP_1203, OP_17001200, OP_17001202,
 797          OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
 798          OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
 799
 800 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 801
 802         * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
 803         comparison.
 804         (OP_5607): Ditto.
 805         (OP_2A00): Ditto.
 806         (OP_2800): Ditto.
 807
 808 1999-01-13  Jason Molenda  (jsm@bugshack.cygnus.com)
 809
 810         * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
 811         comparison.
 812
 813 Tue Nov 24 17:04:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 814
 815         * simops.c (sys/syscall.h): Include targ-vals.h instead.
 816         (SYS_*): Replace with TARGET_SYS_*.
 817
 818         * Makefile.in: Add dependency on targ-vals.h.
 819         (NL_TARGET): Define as NL_TARGET_d10v.
 820
 821 Wed Sep 30 00:06:32 1998  Andrew Cagney  <cagney@amy.cygnus.com>
 822
 823         * interp.c (xfer_mem): Missing break, instruction memory case
 824         flowed into unified memory case.
 825
 826 Wed Sep 30 10:14:18 1998  Nick Clifton  <nickc@cygnus.com>
 827
 828         * simops.c: If load instruction with auto increment/decrement
 829         addressing is used when the destination register is the same as
 830         the address register, then ignore the auto increment/decrement.
 831
 832 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 833
 834         * configure: Regenerated to track ../common/aclocal.m4 changes.
 835
 836 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 837
 838         * configure: Regenerated to track ../common/aclocal.m4 changes.
 839         * config.in: Ditto.
 840
 841 Sun Apr 26 15:20:23 1998  Tom Tromey  <tromey@cygnus.com>
 842
 843         * acconfig.h: New file.
 844         * configure.in: Reverted change of Apr 24; use sinclude again.
 845
 846 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 847
 848         * configure: Regenerated to track ../common/aclocal.m4 changes.
 849         * config.in: Ditto.
 850
 851 Fri Apr 24 11:20:06 1998  Tom Tromey  <tromey@cygnus.com>
 852
 853         * configure.in: Don't call sinclude.
 854
 855 Fri Apr 24 11:04:46 1998  Andrew Cagney  <cagney@chook.cygnus.com>
 856
 857         * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
 858
 859         * d10v_sim.h (remote-sim.h, sim-config.h): Include.
 860
 861 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 862
 863         * configure: Regenerated to track ../common/aclocal.m4 changes.
 864
 865 Wed Apr  1 12:59:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 866
 867         * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
 868         up-to-date CR value.
 869         (OP_OP_1000000, add3): Trace inputs before performing add.
 870         (OP_5F00, <*>): Trace input registers before making system call.
 871         (OP_5F00, <kill>): Trace R0, R1 not REGn.
 872         (OP_5F00, <getpid>): Always return 47.
 873
 874         * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
 875         SLOT_DISCARD, SLOT_FLUSH): Define.  An implementation of write
 876         back slots.
 877         (struct _state): Add struct slot slot to global state variable.
 878         (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
 879         F0, F1, C from global State variable.
 880         (struct _state): Add struct trace to global State variable.
 881         (GPR, SET_GPR): Define.  SET_GPR uses SLOT_PEND.
 882         (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
 883         (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
 884         (INC_ADDR): Re-implement.  Use SET_GPR to update registers.
 885         (JMP): Re-implement. Use SET_* to update registers.
 886
 887         * interp.c: Use new SET_* et.al. macros to fetch / store
 888         registers.
 889         (get_operands): Squirrel away trace values at start of each
 890         operand decode.
 891         (do_2_short): Flush pending writes before issuing second
 892         instruction.
 893         (sim_resume): Flush pending writes at end of instruction cycle.
 894         (sim_fetch_register, sim_store_register, sim_create_inferior):
 895         After scheduling updates to registers using SET_*, flush updates.
 896         (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
 897         that each sets pc using SET_* and last SET_* eventually winds out.
 898
 899         * simops.c: Use new SET_* et.al. macros to fetch / store
 900         registers.
 901         (move_to_cr): Add MASK argument for selective update of CREG bits.
 902         Re-implement using new SET_* macros.
 903         (trace_output_func, trace_output): Delete. Replace with.
 904         (do_trace_output_flush, trace_output_finish, trace_output_40,
 905         trace_output_32, trace_output_16, trace_output_void,
 906         trace_output_flag): New functions.  Handle specific trace cases.
 907         (OP_*): Re-write tracing to use new trace_output_* functions.
 908         (OP_*): Re-write to use new SET_* et.al. macros.
 909         (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
 910         (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
 911
 912 Wed Apr  1 12:55:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 913
 914         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 915         configure: Re-generate.
 916
 917 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 918
 919         * configure: Regenerated to track ../common/aclocal.m4 changes.
 920
 921 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 922
 923         * configure: Regenerated to track ../common/aclocal.m4 changes.
 924
 925 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 926
 927         * configure: Regenerated to track ../common/aclocal.m4 changes.
 928
 929 Tue Feb 17 12:38:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 930
 931         * interp.c (sim_store_register, sim_fetch_register): Pass in
 932         length parameter.  Return -1.
 933
 934 Mon Oct 27 14:43:33 1997  Fred Fish  <fnf@cygnus.com>
 935
 936         * (dmem_addr): If address is illegal or in I/O space, signal a bus
 937         error.  Allocate unified memory on demand.  Fix DMEM address
 938         calculations.
 939
 940 Mon Feb 16 10:27:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 941
 942         * simops.c (OP_5F20): Implement "dbt".
 943         (OP_5F60): Implement "rtd".
 944
 945         * d10v_sim.h (DPC_CR): Define enum.
 946         (DBT_VECTOR_START): Define
 947         (DPSW, DPC): Define.
 948
 949 Fri Feb 13 15:15:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 950
 951         * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
 952         to PSW:SM.
 953
 954         * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
 955         (SP_IDX): Define.
 956
 957 Wed Feb 11 16:53:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 958
 959         * simops.c (OP_5F00): Call error instead of abort for unknown
 960         syscalls.
 961
 962         * d10v_sim.h (enum): Define DPSW_CR.
 963
 964         * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
 965
 966 Tue Feb 10 18:28:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 967
 968         * interp.c (sim_write_phys): Delete.
 969         (sim_load): Call sim_load_file with sim_write and LMA.
 970
 971 Mon Feb  9 12:05:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 972
 973         * interp.c: Rewrite xfer_mem so that it translates addresses as -
 974         0x00... - DMAP translated memory, 0x01... IMAP translated memory,
 975         0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
 976         memory.
 977         (pc_addr): Delete.
 978         (imem_addr): New function - translate IMEM address.
 979         (sim_resume): Use imem_addr to translate insn address, abort if
 980         translation failed.
 981         (sim_create_inferior): Write ARGV to memory using sim_write.  Pass
 982         argc/argv using r0/r1 not r2/r3.
 983         (sim_size): Do not initialize IMAP/DMAP here.
 984         (sim_open): Call sim_create_inferior and sim_size to initialize
 985         the system.
 986         (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
 987         defaults.
 988         (init_system): Delete.
 989         (xfer_mem, sim_fetch_register, sim_store_register): Do not call
 990         init_system.
 991         (decode_pc): Check prog_bfd is defined before looking up .text
 992         section.
 993
 994 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 995
 996         * configure: Regenerated to track ../common/aclocal.m4 changes.
 997
 998 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 999
1000         * configure: Regenerated to track ../common/aclocal.m4 changes.
1001
1002 Sun Jan 25 22:23:01 1998  Michael Meissner  <meissner@cygnus.com>
1003
1004         * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
1005
1006 Sat Jan 24 19:00:30 1998  Michael Meissner  <meissner@cygnus.com>
1007
1008         * d10v_sim.h (DEBUG_TRAP): New debug flag.
1009
1010         * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
1011         printing the registers.
1012
1013 Thu Jan 22 17:54:01 1998  Michael Meissner  <meissner@cygnus.com>
1014
1015         * simops.c (op_types): New ABI, args are r0..r3, system call # is
1016         in r4.
1017         (trace_{in,out}put_func): Ditto.
1018         (OP_4900): Ditto.
1019         (OP_24800000): Ditto.
1020         (OP_4D00): Ditto.
1021         (OP_5F00): Ditto.
1022
1023 Thu Jan 22 14:30:36 1998  Fred Fish  <fnf@cygnus.com>
1024
1025         * interp.c (UMEM_SEGMENTS): New define, set to 128.
1026         (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
1027         (sim_close): Reset prog_bfd to NULL after closing it.  Also
1028         reset prog_bfd_was_opened_p after closing prog_bfd.
1029         (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
1030         (sim_create_inferior): Get start address from abfd not prog_bfd.
1031         (xfer_mem): Do bounds checking on addresses and return zero length
1032         read/write on bad addresses, rather than aborting.  Prepare to
1033         be able to handle xfers that cross segment boundaries, but not
1034         yet implemented.  Only emit debug message when d10v_debug is
1035         set as well as DEBUG being defined.
1036
1037 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1038
1039         * configure: Regenerated to track ../common/aclocal.m4 changes.
1040
1041 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1042
1043         * configure: Regenerated to track ../common/aclocal.m4 changes.
1044         * config.in: Ditto.
1045
1046 Tue Dec  9 10:28:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1047
1048         * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
1049         (BPSW): Ditto for BPSW_CR and not PSW_CR.
1050
1051         * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
1052
1053 Mon Dec  8 12:58:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1054
1055         * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
1056         reserved trap from 0 to 15. Add trap emulation code for 0-14.
1057
1058         * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
1059         IBA for SDBT.
1060
1061         * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
1062         SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
1063
1064         * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
1065         use move_to_cr.
1066         (OP_5F00): For "trap", update BPSW with move_to_cr.
1067
1068 Fri Dec  5 15:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1069
1070         * d10v_sim.h (enum): Enumerate CR register names.
1071         (enum): Enumerate PSW bit values.
1072         (PSW): Obtain value uing move_from_cr.
1073         (MOD_S, MOD_E, BPSW): Make r-values.
1074         (move_from_cr, move_to_cr): Declare functions.
1075
1076         * interp.c (sim_fetch_register, sim_store_register): Use
1077         move_from_cr and move_to_cr for CR register transfers.
1078
1079         * simops.c (move_from_cr, move_to_cr): New functions.
1080         (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
1081         (OP_5600): For "mvtc", use function move_to_cr.
1082         (OP_5200): For "mvfc", use function move_from_cr.
1083
1084 Fri Dec  5 13:33:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1085
1086         * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
1087         LSbit is zero.
1088
1089 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1090
1091         * configure: Regenerated to track ../common/aclocal.m4 changes.
1092
1093 Thu Dec  4 16:51:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1094
1095         * d10v_sim.h (struct _state): Add DM - PSW debug mask.
1096
1097         * simops.c (OP_5600): For "mvtc", save PSW.DM.
1098         (OP_5200): Ditto for "mvfc".
1099
1100 Wed Dec  3 17:27:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1101
1102         * d10v_sim.h (SEXT56): Define.
1103
1104         * simops.c (OP_4201): For "rac", sign extend 56 bit value before
1105         it is shifted.
1106
1107         * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
1108         SIGNED64 macro.
1109
1110 Tue Dec  2 15:38:34 1997  Fred Fish  <fnf@cygnus.com>
1111
1112         * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
1113         RIGHT_FIRST, as appropriate, instead of hardcoded ints that
1114         don't match enum values.
1115
1116 Tue Dec  2 15:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1117
1118         * simops.c (OP_3A00): For "macu", perform multiply stage using 32
1119         bit rather than 16 bit precision.
1120         (OP_3C00): For "mulxu", store unsigned product in ACC.
1121         (OP_3800): For "msbu", subtract unsigned product from ACC,
1122         (OP_0): For "sub", compute carry by comparing inputs.
1123
1124 Tue Dec  2 11:04:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1125
1126         * simops.c (OP_1000): For "sub2w", compute carry by comparing
1127         inputs.
1128
1129 Mon Nov 17 20:57:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1130
1131         * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
1132         carry indicated by value > 0xffff.
1133
1134 Fri Nov 14 12:51:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1135
1136         * interp.c (sim_resume): Don't set up SIGINT handler using signal,
1137         handled by client.
1138         (sim_resume): Fix race condition of a direct assignment to
1139         stop_simulator, conditionally call sim_stop.
1140         (sim_stop_reason): Check stop_simulator returning SIGINT.  Clear
1141         stop_simulator ready for next sim_resume call.
1142         (sim_ctrl_c): Delete function.
1143
1144 Thu Nov 13 19:29:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1145
1146         * interp.c (sim_resume): For "REP", only check/update the PC when
1147         a branch instruction has not been executed.
1148
1149 Mon Nov 10 17:50:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1150
1151         * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC.  Sign
1152         extend bit 44 all constants.
1153         (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
1154
1155 Fri Oct 24 10:26:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1156
1157         * d10v_sim.h: Include sim-types.h.
1158         (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
1159         using unsigned8 et.al. from sim-types.h.
1160         (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
1161         SIGNED64 macro.
1162
1163 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1164
1165         * interp.c (sim_write_phys): New function, write to physical
1166         instead of virtual memory.
1167
1168         * interp.c (sim_load): Pass lma_p and sim_write_phys to
1169         sim_load_file.
1170
1171 Mon Oct 13 10:55:07 1997  Fred Fish  <cygnus.com>
1172
1173         * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
1174         exception generation code to OP_6E01.
1175         (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
1176         generation code.
1177
1178 Sat Oct 11 09:02:08 1997  Fred Fish  <fnf@cygnus.com>
1179
1180         * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
1181         (OP_6601): Ditto.
1182
1183 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1184
1185         * configure: Regenerated to track ../common/aclocal.m4 changes.
1186
1187 Sat Sep 27 12:51:34 1997  Fred Fish  <fnf@cygnus.com>
1188
1189         * interp.c (pc_addr): Discard upper bit(s) of PC in case
1190         IMAP1 selects unified memory.
1191         * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
1192         for end condition.
1193
1194 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1195
1196         * configure: Regenerated to track ../common/aclocal.m4 changes.
1197
1198 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1199
1200         * configure: Regenerated to track ../common/aclocal.m4 changes.
1201
1202 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1203
1204         * configure: Regenerated to track ../common/aclocal.m4 changes.
1205
1206 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1207
1208         * configure: Regenerated to track ../common/aclocal.m4 changes.
1209
1210 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1211
1212         * configure: Regenerated to track ../common/aclocal.m4 changes.
1213
1214 Wed Sep 10 22:30:24 1997  Martin M. Hunt  <hunt@cygnus.com>
1215
1216         * interp.c (sim_resume): Increment PC at end of rep
1217         loop.
1218
1219         * simops.c (OP_4201): Fix rachi instruction.
1220
1221 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
1222
1223         * configure: Regenerated to track ../common/aclocal.m4 changes.
1224
1225 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1226
1227         * configure: Regenerated to track ../common/aclocal.m4 changes.
1228         * config.in: Ditto.
1229
1230 Tue Aug 26 10:37:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1231
1232         * interp.c (sim_kill): Delete.
1233         (sim_create_inferior): Add ABFD argument.
1234         (sim_load): Move setting of PC from here.
1235         (sim_create_inferior): To here.
1236         (start_address): Delete variable.
1237
1238 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1239
1240         * configure: Regenerated to track ../common/aclocal.m4 changes.
1241         * config.in: Ditto.
1242
1243 Mon Aug 25 15:39:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1244
1245         * interp.c (sim_open): Add ABFD argument.
1246
1247 Tue May 20 10:14:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1248
1249         * interp.c (sim_open): Add callback argument.
1250         (sim_set_callbacks): Remove SIM_DESC argument.
1251
1252 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
1253
1254         * configure: Regenerated to track ../common/aclocal.m4 changes.
1255
1256 Tue Apr 22 10:29:23 1997  Doug Evans  <dje@canuck.cygnus.com>
1257
1258         * interp.c (sim_open): Undo patch to add -E support.
1259
1260 Fri Apr 18 13:39:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1261
1262         * interp.c (sim_stop): New function.
1263
1264 Thu Apr 17 02:42:00 1997  Doug Evans  <dje@canuck.cygnus.com>
1265
1266         * Makefile.in (SIM_OBJS): Add sim-load.o.
1267         * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1268         * interp.c: #include bfd.h.
1269         (myname, sim_kind, start_address): New static locals.
1270         (prog_bfd_was_opened_p, prog_bfd): New static locals.
1271         (decode_pc): Update to use prog_bfd.
1272         (sim_open): Set sim_kind, myname.  Ignore -E arg.
1273         (sim_close): Close prog_bfd if simulator opened it.
1274         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
1275         (sim_load): Return SIM_RC.  New arg abfd.  Set start address from bfd.
1276         Call sim_load_file to load file into simulator.
1277         * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1278
1279 Wed Apr 16 16:12:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1280
1281         * simops.c (OP_5F00): Only provide system calls SYS_execv,
1282         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1283
1284 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1285
1286         * configure: Regenerated to track ../common/aclocal.m4 changes.
1287         * config.in: Ditto.
1288
1289 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1290
1291         * interp.c (sim_open): New arg `kind'.
1292
1293         * configure: Regenerated to track ../common/aclocal.m4 changes.
1294
1295 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1296
1297         * configure: Regenerated to track ../common/aclocal.m4 changes.
1298
1299 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1300
1301         * configure: Re-generate.
1302
1303 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1304
1305         * configure: Regenerate to track ../common/aclocal.m4 changes.
1306
1307         * simops.c (OP_5F00): Remove old traps 1-3.  Make trap 15 the same
1308         as trap 0, which will be deprecated.  Only set errno, if an error
1309         in fact was returned.
1310
1311 Thu Mar 13 12:41:20 1997  Doug Evans  <dje@canuck.cygnus.com>
1312
1313         * interp.c: Delete redundant prototypes of sim_foo fns.
1314         (sim_open): New SIM_DESC result.  Argument is now in argv form.
1315         (other sim_*): New SIM_DESC argument.
1316
1317 Thu Mar 13 10:29:04 1997  Michael Meissner  <meissner@cygnus.com>
1318
1319         * simops.c (trace_{input,output}_func): Call flush_stdout from the
1320         callback functions.
1321         (OP_5F00): Ditto.
1322         (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1323         (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1324         setting the carry bit after an add or a subtract.
1325
1326 Wed Feb 12 16:04:15 1997  Michael Meissner  <meissner@cygnus.com>
1327
1328         * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1329         40 bits of accumulators.  Sign/zero extend as appropriate.
1330
1331 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1332
1333         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1334         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1335         * configure.in: sinclude ../common/aclocal.m4.
1336         * configure: Regenerated.
1337
1338 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1339
1340         * configure configure.in Makefile.in:  Update to new configure
1341         scheme which is more compatible with WinGDB builds.
1342         * configure.in:  Improve comment on how to run autoconf.
1343         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1344         * Makefile.in:  Use autoconf substitution to install common
1345         makefile fragment.
1346
1347 Fri Dec 27 22:54:05 1996  Angela Marie Thomas (angela@cygnus.com)
1348
1349         * gencode.c: patch to not #include "d10v_sim.h" which
1350         unecessarily includes bfd.h and causes wingdb configure
1351         to fail.
1352
1353 Mon Dec 16 13:39:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1354
1355         * interp.c (xfer_mem): Change unified memory to 0x0.
1356
1357 Thu Nov 28 20:42:56 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1358
1359         * simops.c (OP_3E01): Fix tracing information.
1360         (OP_300{0,1}): Do not propigate sign.
1361
1362 Mon Nov 25 19:47:40 1996  Doug Evans  <dje@canuck.cygnus.com>
1363
1364         * config.in (WORDS_BIGENDIAN): Add.
1365         * configure: Regenerated.
1366         * d10v_sim.h: #include "config.h"
1367
1368 Sat Nov 23 09:34:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1369
1370         * gencode.c (write_opcodes): Eliminate warnings when generated
1371         table.c is compiled.
1372
1373 Wed Nov 20 19:41:40 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1374
1375         * interp.c (sim_open): Cast result of calloc, and make sure NULL
1376         was not returned.
1377         (dmem_addr): If address is illegal or in I/O space, signal a bus
1378         error.
1379         (pc_addr): Signal bus error, not illegal instruction for bogus
1380         pc.
1381
1382 Wed Nov 20 01:23:03 1996  Doug Evans  <dje@canuck.cygnus.com>
1383
1384         * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1385         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1386         * configure.in: Simplify using macros in ../common/aclocal.m4.
1387         Call AC_CHECK_HEADERS(unistd.h).
1388         * configure: Regenerated.
1389         * config.in: New file.
1390         * interp.c: #include "callback.h".
1391         * simops.c: #include "config.h".  #include <unistd.h> if present.
1392
1393 Fri Nov  8 16:19:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1394
1395         * d10v-sim.h (simops): Add flag is_long.
1396         (State): Add pc_changed.  Instructions which update the PC should
1397         use the JMP macro which sets this.
1398         (JMP): New macro.  Sets the PC and the pc_changed flag.
1399
1400         * gencode.c (write_opcodes): Add is_long field.
1401
1402         * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1403         to a long opcode we could get a false match.  Check the opcode size.
1404         (hash): Add a size field to the hash table.
1405         (sim_open): Initialize size field in hash table.
1406         (sim_resume): Change to logic for setting the PC.  Used to increment the
1407         PC if it had not been changed.  This didn't allow single-instruction loops.
1408         Now checks the flag State.pc_changed.  Also now stops when ^C is received.
1409         (dmem_addr): Fix translation of data segments to unified memory.
1410         (sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.
1411
1412         * simops.c: Changed all branch and jump instructions to use new JMP macro.
1413         (OP_20000000): Corrected trace information to show this is a ldi.l, not
1414         a ldi.s instruction.
1415
1416 Thu Oct 31 19:13:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1417
1418         * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1419         updating the accumulators was overwriting other parts of the global
1420         State variable.
1421
1422 Wed Oct 30 17:35:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1423
1424         * interp.c (bfd.h) Don't include it here any more.
1425         (text{,_start,_end}): Move here from simops.c and make extern.
1426         (decode_pc): New function to return the PC as an address that the
1427         debugger can use.
1428         (dmem_addr): Print decoded PC in error message.
1429         (pc_addr): Ditto.
1430
1431         * simops.c (bfd.h) Don't include it here any more.
1432         (text{,_start,_end}): Move to simops.c.
1433         (trace_input_func): Move decoding of PC, and looking up .text
1434         start to decode_pc.
1435
1436         * d10v_sim.h (bfd.h): Include it here.
1437         (text{,_start,_end}): Add external declarations.
1438         (exec_bfd): Ditto.
1439         (decode_pc): Ditto.
1440
1441 Tue Oct 29 12:13:52 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1442
1443         * interp.c (sim_size): Now allocates unified memory for imap segments
1444         0,1,2, and 127. Initializes imap0 and imap1 to 0x1000.  Initializes dmap to 0.
1445         (sim_write): Just call xfer_mem().
1446         (sim_read): Just call xfer_mem().
1447         (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1448         (dmem_addr): New function. Reads dmap register and translates data
1449         addresses to local addresses.
1450         (pc_addr): New function. Reads imap register and computes local address
1451         corresponding to contents of the PC.
1452         (sim_resume): Change to use pc_addr().
1453         (sim_create_inferior): Change reinitialization code. Also reinitializes
1454         imap[01] and dmap.
1455         (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1456         (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1457
1458         * simops.c (MEMPTR): Redefine to use dmem_addr().
1459         (OP_5F00): Replace references to STate.imem with dmem_addr().
1460
1461         * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1462         (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1463         (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1464
1465 Tue Oct 22 15:22:33 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1466
1467         * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1468         better statistics, like not counting NOPS as parallel
1469         instructions, and printing total cycles.
1470         (ins_type_counters): Make unsigned long.
1471         (left_nops,right_nops): Fold into ins_type_counters.
1472
1473         * simops.c (trace_input_func): Print new instruction types.
1474         Handle OP_R2R3 as input types.
1475         (OP_{38000000,7000}): Correctly sign extend bytes.
1476         (OP_5E00): Don't count NOPs as parallel instructions.
1477         (OP_460B): Remove unused variable.
1478         (OP_5F00): Ditto.
1479
1480         * interp.c (ins_type_counters): Make unsigned long.
1481         (left_nops,right_nops): Delete.
1482         (most functions): Add prototypes.
1483         (INLINE): If GCC and optimize define as __inline__.
1484         ({,lookup_}hash,get_operands): Declare as INLINE.
1485         (do_parallel): Count conditional operations.
1486         (add_commas): New function, to add commas every 3 digits.
1487         (sim_size): Call add_commas to print numbers.
1488         (sim_{open,resume}): Delete unused variables.
1489         (sim_info): Provide better statistics.
1490         (sim_read): Add int return type.
1491
1492 Mon Oct 21 16:16:26 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1493
1494         * interp.c (sim_resume): Change the way single-stepping and exceptions
1495         are handled so single-stepping works again.
1496
1497 Thu Oct 17 12:24:16 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1498
1499         * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1500         endian hosts.
1501
1502         * configure.in (--enable-sim-bswap): New switch to enable using
1503         the BSWAP instruction on x86's.
1504         * configure: Regenerate.
1505
1506         * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1507         support.
1508
1509 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1510
1511         * endian.c: New file.  Move endian functions here from interp.c.
1512         Optimize code, and make it work as either inline functions or as a
1513         separate file.
1514
1515         * interp.c: Move endian functions from here to endian.c.
1516
1517         * Makefile.in (INCLUDE): Add endian.c.
1518         (run,libsim.a): Add dependency on endian.o.
1519         (endian.o): Add dependency.
1520
1521         * d10v_sim.h (read/write support): Always go through the machine
1522         independent endian functions.  If compiling with GCC and
1523         optimizing, include endian.c so the endian functions are inlined.
1524
1525         * simops.c (OP_5F00): Correct tracing of accumulators.
1526
1527 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1528
1529         * simops.c (OP_5F00): Add support for getpid, kill system calls.
1530
1531         * interp.c (do_{2_short,parallel}): If an exception is raised,
1532         don't execute the second instruction.
1533
1534 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1535
1536         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1537         temporary in case the register is overriden when loading.
1538         (OP_6200): Output type is OP_DREG for tracing.
1539
1540 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1541
1542         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1543
1544         * interp.c (sim_size): Initialize mem_{min,max} fields.
1545         (sim_write): Update mem_{min,max} fields.
1546         (sim_resume): If PC is not in the minimum/maximum memory range,
1547         abort.
1548         (sim_create_inferior): Preserve mem_{min,max} fields.
1549
1550 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
1551
1552         * simops.c (OP_5F00): Add support for time() system call.
1553
1554 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1555
1556         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1557         stored if tracing.
1558         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1559         system calls.
1560
1561 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1562
1563         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1564         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
1565         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1566         to call/subroutine returns to trace the first two arguments and
1567         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
1568
1569 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1570
1571         * interp.c (sim_create_inferior): Reinitialize State every time
1572         sim_create_inferior() is called.
1573
1574 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
1575
1576         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1577         on comparisons.
1578         (OP_401): Fix tracing information.
1579
1580 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1581
1582         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1583         (trace_input_func): Use them.
1584         (trace_input_func): Make sure there is a trailing space after the
1585         instruction.
1586         (OP_6200): Fix tracing info.
1587
1588         * Makefile.in (run): Add dependencies on libbfd.a and
1589         libiberity.a.
1590
1591 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1592
1593         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1594         numbers and function names in debug trace.
1595         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1596         DEBUG_LINE_NUMBER.
1597         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1598         and exit system call trap being executed.
1599
1600         * interp.c (sim_stop_reason): Set exit code correctly for stop
1601         instruction and exit system call trap.
1602
1603         * configure.in (--enable-sim-cflags): Remove trace case.
1604         (--enable-sim-debug): New switch to set the debug values.
1605         * configure: Regenerate.
1606
1607         * simops.c (trace_{input,output}_func): Rename from
1608         trace_{input,output}.
1609         (trace_{input,output}): Call trace_{input,output}_func if
1610         d10v_debug is non-zero.
1611         (SIZE_INSTRUCTION): Cut down to 8.
1612         (SIZE_OPERANDS): Cut down to 18.
1613         (SIZE_LOCATION): New value for size of line number, function name
1614         field.
1615         (init_text_p,text{,_start,_end}): New static variables for
1616         printing line number and function name.
1617         (exec_bfd): New external that run.c sets.
1618         (trace_input_func): Print line number and function name if
1619         available and if desired.
1620         (OP_4E09): Don't print out DBT message.
1621         (OP_5FE0): Set exception field to SIG_D10V_STOP.
1622         (OP_5F00): Set exception field to SIG_D10V_EXIT.
1623
1624 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1625
1626         * interp.c (do_2_short): If the instruction encodes jump->ins,
1627         don't do the second instruction if the jump succeeds.
1628
1629 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1630
1631         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1632         accumulators, PC, and F0/F1/C flags.
1633
1634 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
1635
1636         * simops.c (OP_5F00): Fix problems with system calls.
1637
1638 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1639
1640         * simops.c (OP_5F00): Correct tracing information for trap.
1641
1642 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1643
1644         * Makefile.in (CSEARCH): Correctly find opcodes directory.
1645
1646 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1647
1648         * simops.c (trace_output): Properly align accumulator output.
1649         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
1650         if shift count is too high.
1651         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1652         (OP_4E09): Make cpfg properly trace the input flags.
1653         (op_types): Add OP_FLAG_OUTPUT.
1654         (trace_{input,output}): Support OP_FLAG_OUTPUT.
1655         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1656         an 8-bit memory reference instruction for tracing purposes.
1657         (OP_201): Addi needs to set the carry.
1658
1659 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1660
1661         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1662         to use signed register values.
1663
1664 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1665
1666         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1667         output.
1668         (_ins_type): New enumeration to specify which container an
1669         instruction is in, and whether it is part of a parallel operation.
1670         (_state): Add ins_type field.
1671         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1672         (ins_type_counters): Counters for the various instruction types.
1673         ({left,right}_nops): Counters for the number of nops in each
1674         container.
1675         (d10v_debug): New variable to indicate whether debugging is turned
1676         on.
1677
1678         * simops.c: (all functions): Change all #ifdef DEBUG code so that
1679         the input and output values can be traced, along with the
1680         instruction type.  Make the -t option enable tracing.
1681         (all functions): Change printf calls to use the printf_filtered
1682         function in the callback table.
1683
1684         * interp.c (_leftright): New enumeration to say whether 2 short
1685         instructions are done left first or right first.
1686         (do_{long,2_short,parallel}): Indicate in the machine state which
1687         type of instruction this is.  Count each of the types of
1688         instructions executed.
1689         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1690         flag is set.
1691         (sim_resume): Pass left/right indication to do_2_short.
1692         (all functions): Change printf calls to use the printf_filtered
1693         function in the callback table.
1694         (sim_trace): Turn on debug flag if DEBUG was defined, and call
1695         sim_resume.
1696         (sim_info): Print out statistics on instructions.
1697         (sim_{trace,create_inferior}): Eliminate extraneous output unless
1698         debugging.
1699         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1700         Only initialize the hash table the first time sim_open is called.
1701
1702         * Makefile.in: Make objects depend on d10v_sim.h.
1703         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
1704         CFLAGS does not override host/target defines or SIM_CFLAGS.
1705         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1706         (run): By default, the math library is not needed to be linked
1707         in.
1708         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1709         overridden.
1710         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1711         makes.
1712         ({run,callback}.o): Provide explicit paths to their appropriate
1713         source directories.
1714         (gencode{,.o},d10v-opc.o): Split compilation into creating object
1715         and linking.  Instead of linking in libopcodes.a, just compile
1716         d10v-opc.o directly to handle canadian cross.
1717         (CSEARCH): Add opcodes directory.
1718
1719         * configure.in (--enable-sim-cflags): New switch to allow user to
1720         set the defaults.
1721         (CC_FOR_BUILD): Deal with canadian crosses.
1722         * configure: Regenerate.
1723
1724 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
1725
1726         * simops.c: Include correct syscall.h for d10v, not host's.
1727         Fix #ifdef SYS_stat.
1728
1729 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1730
1731         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1732         Add trap 2 to be printf and trap 3 to be putchar.
1733
1734 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
1735
1736         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1737         for low-level system calls.
1738
1739 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1740
1741         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1742
1743 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1744
1745         * d10v_sim.h (SEXT32): Added.
1746         * interp.c: Commented out printfs.
1747         * simops.c:  Fixed error in sb and st2w.
1748
1749 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1750
1751         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1752         DSP instructions.  Added modulo addressing.
1753
1754 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1755
1756         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1757
1758 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1759
1760         * d10v_sim.h, simops.c: Snapshot.
1761
1762 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1763
1764         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1765         gencode.c, interp.c, simops.c: Created.
1766